Power carving tool

Details Power carving tool Power carving tool

1995-10-05

1997-09-23

Smith, Scott A.

Tool driving or impacting

Impacting devices

Hammer head driven by relatively moving motion transmitting...

173124, 173217, 30169, B23Q 510

Patent

active

056694539

ABSTRACT:
A power carving tool has a housing, a driving motor, a cam shaft engaged with the rotary shaft of the driving motor and having a cooling fan, a cam sleeve with a slanted cam surface, engaged with the cam shaft and reliably held by a ball bearing supported by the housing, and an output shaft moved reciprocatingly by bringing a contact portion provided at the rear portion thereof into contact with the cam surface thereby to maintain a stable rotation of the cam sleeve and to avoid mechanical loss.

REFERENCES:
patent: 2155082 (1939-04-01), Decker
patent: 2794621 (1957-06-01), Beeson
patent: 3449967 (1969-06-01), Dancsik
patent: 5129467 (1992-07-01), Watanabe et al.
patent: 5224231 (1993-07-01), Nacar
patent: 5287582 (1994-02-01), Kawai et al.
patent: 5533581 (1996-07-01), Barth et al.

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